Changes between Version 2 and Version 3 of venice/SDP

Timestamp:

08/02/2023 07:13:17 PM (9 months ago)

Author:

Ryan Erbstoesser

Comment:

try to clarify instructions

venice/SDP

@@ -21 +21 @@
 
 Examples:
- * list SDP devices on the USB bus:
+First, activate SDP in the bootloader on the Gateworks SBC:
+ * Invoke SDP while in U-Boot on the Gateworks SBC:
+{{{#!bash
+u-boot=> sdp 0
+SDP: initialize...
+SDP: handle requests...
+}}}
+
+ * List SDP devices on the USB bus on the Linux host PC (desktop/laptop):
 {{{#!bash
 $ uuu -lsusb # list compatible devices on the USB bus in SDP mode
@@ -32 +40 @@
 }}}
  * Boot Venice U-Boot over SDP (using flash.bin and u-boot.itb):
-  - linux host:
+  - Linux host:
 {{{#!bash
 $ sudo uuu flash.bin && sudo uuu SDPV: write -f u-boot.itb -addr 0x42000000 && sudo uuu SDPV: jump -addr 0x42000000
@@ -61 +69 @@
 Okay
 }}}
-  - target
+  - Target
 {{{#!bash
 U-Boot SPL 2021.07-00066-g7cc5a04f34ab (Dec 06 2021 - 14:56:21 -0800)
@@ -117 +125 @@
 u-boot=> 
 }}}
- * invoke SDP while in U-Boot
-{{{#!bash
-u-boot=> sdp 0
-SDP: initialize...
-SDP: handle requests...
-}}}
+
 
 Note in order to force booting from SDP you must erase the eMMC SPL code (ie 'mmc dev 2 && mmc erase 0 8000) as the default boot cfg fuses are set to boot from eMMC.